The true revolutionary is guided by a great feeling of love.
真正的革命者是被伟大的爱所引导的。
The trouble with having an open mind, of course, is that people will insist on coming along and trying to put things in it.
一本书就是你手中握着的梦想。
The essence of causal inference is to go beyond the data and ask what would happen if we intervene.
世界是一本书，不旅行的人只读了一页。